Home / 98,344.03-135,694.42-57,500.29

Finding the Fourth Proportional to 98,344.03, 135,694.42 and 57,500.29

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Solution

The fourth proportional to 98,344.03, 135,694.42 and 57,500.29 is: 79,338.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,344.03 : 135,694.42 = 57,500.29 : x
  2. Step 2: Convert to fraction form
    98,344.03/135,694.42 = 57,500.29/x
  3. Step 3: Cross multiply
    98,344.03x = 135,694.42 × 57,500.29
  4. Step 4: Simplify right side
    98,344.03x = 7,802,468,501.38
  5. Step 5: Solve for x
    x = 7,802,468,501.38/98,344.03
  6. Step 6: Final answer
    x = 79,338.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.